[1]
M. R. de Carvalho and N. R. Lovejoy, “Morphology and phylogenetic relationships of a remarkable new genus and two new species of Neotropical freshwater stingrays from the Amazon basin (Chondrichthyes: Potamotrygonidae)”, Zootaxa, vol. 2776, no. 1, pp. 13–48, Feb. 2011.